一、加载文件数据到表
1.1 语法
LOAD DATA [LOCAL] INPATH "filepath" [OVERWRITE]
INTO TABLE tablename [PARTITION (partcol1=val1, partcol2=val2 ...)]LOAD DATA [LOCAL] INPATH "filepaLOAD DATA [LOCAL] INPATH "filepath" [OVERWRITE]
INTO TABLE tablename [PARTITION (partcol1=val1, partcol2=val2 ...)]LOAD DATA [LOCAL] INPATH "filepa